The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 26, 2017
Filed:
Oct. 31, 2014
Applicant:
Stmicroelectronics International N.v., Schiphol, NL;
Inventors:
Rajeev Jain, Greater Noida, IN;
Chandrajit Debnath, Greater Noida, IN;
Assignee:
STMicroelectronics International N.V., Schiphol, NL;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05F 1/46 (2006.01); G05F 3/16 (2006.01); G05F 3/30 (2006.01); G05F 3/26 (2006.01);
U.S. Cl.
CPC ...
G05F 1/468 (2013.01); G05F 1/46 (2013.01); G05F 3/16 (2013.01); G05F 3/26 (2013.01); G05F 3/30 (2013.01);
Abstract
A bandgap voltage generator includes a plurality of calibration transistors. A test circuit measures the bandgap reference voltage generated by the bandgap voltage generator and enables a subset of the calibration transistors to correct to the bandgap reference voltage.